GB1156709A - Production of Polyethers. - Google Patents

Production of Polyethers.

Info

Publication number
GB1156709A
GB1156709A GB5133166A GB5133166A GB1156709A GB 1156709 A GB1156709 A GB 1156709A GB 5133166 A GB5133166 A GB 5133166A GB 5133166 A GB5133166 A GB 5133166A GB 1156709 A GB1156709 A GB 1156709A
Authority
GB
United Kingdom
Prior art keywords
acid
polyethers
catalyst
reaction zone
phosphates
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB5133166A
Other languages
English (en)
Inventor
Karl Adam
Erich Haarer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BASF SE, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Publication of GB1156709A publication Critical patent/GB1156709A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01Preparation of ethers
    • C07C41/09Preparation of ethers by dehydration of compounds containing hydroxy groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/34Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyethers (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB5133166A 1965-11-17 1966-11-16 Production of Polyethers. Expired GB1156709A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB84539A DE1242201B (de) 1965-11-17 1965-11-17 Verfahren zur Herstellung von niedermolekularen Polyaethern

Publications (1)

Publication Number Publication Date
GB1156709A true GB1156709A (en) 1969-07-02

Family

ID=6982476

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5133166A Expired GB1156709A (en) 1965-11-17 1966-11-16 Production of Polyethers.

Country Status (5)

Country Link
JP (1) JPS5140120B1 (enExample)
BE (1) BE689747A (enExample)
DE (1) DE1242201B (enExample)
FR (1) FR1510914A (enExample)
GB (1) GB1156709A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995021210A1 (en) * 1994-02-04 1995-08-10 Unichema Chemie B.V. Polyglycerol production

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089905A (en) * 1976-10-27 1978-05-16 American Cyanamid Company Method for the preparation of polythioethers from thiodiethanol using heterogeneous mixed metal oxide catalysts
JPH0618599U (ja) * 1992-04-21 1994-03-11 株式会社アキタ軽金属 門扉固定用アーム

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995021210A1 (en) * 1994-02-04 1995-08-10 Unichema Chemie B.V. Polyglycerol production
AU680104B2 (en) * 1994-02-04 1997-07-17 Unichema Chemie Bv Polyglycerol production
US5723696A (en) * 1994-02-04 1998-03-03 Unichema Chemie B.V. Process for the production of polyglycerols

Also Published As

Publication number Publication date
JPS5140120B1 (enExample) 1976-11-01
FR1510914A (fr) 1968-01-26
DE1242201B (de) 1967-06-15
BE689747A (enExample) 1967-05-16

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Legal Events

Date Code Title Description
416 Proceeding under section 16 patents act 1949
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees